The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Dec. 06, 2016

Filed:

Apr. 27, 2016
Applicant:

International Business Machines Corporation, Armonk, NY (US);

Inventor:

Fernando Incertis Carro, Valencia, ES;

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G06F 21/00 (2013.01); H04L 29/06 (2006.01); H04L 29/08 (2006.01); H04L 12/58 (2006.01);
U.S. Cl.
CPC ...
H04L 63/123 (2013.01); H04L 51/04 (2013.01); H04L 63/061 (2013.01); H04L 63/0861 (2013.01); H04L 67/02 (2013.01);
Abstract

A method and system for decoding an encrypted file. A recipient computer of a recipient: extracts an encoded address from a filename of the encrypted file, wherein the encoded address identifies where a voice check ticket is stored, wherein a prior name of the encrypted file and the encoded address are merged together within the filename; accesses the voice check ticket at the encoded address; receives, from the voice check ticket, voice check text; displays the received voice check text visually on a computer display of the recipient computer; receives an audio signal from a reading aloud, by the recipient, of the displayed voice check text; transmits the received audio signal to a server computer that includes a voice check server; receives an encryption key from the voice check server; and decrypts the received encrypted file using the received encryption key.


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